# Urmin vs Calendar AI Sync

Urmin and Calendar AI Sync are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Urmin ships an update every 3 weeks, Calendar AI Sync every 4 weeks. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Urmin | Calendar AI Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 4 weeks |
| Size | 80 MB | 24 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Keyur Trivedi](https://appshunter.io/developer/1732647155) | [Yogesh Aher](https://appshunter.io/developer/1618947576) |

## What reviewers say

### Urmin

[App page](https://appshunter.io/ios/app/urmin/id6633431759)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Calendar AI Sync

[App page](https://appshunter.io/ios/app/calendar-ai-sync/id6776671149)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Urmin free?

Urmin is free to download, with no in-app purchases.

### Is Calendar AI Sync free?

Calendar AI Sync is free to download, with no in-app purchases.

### Do Urmin or Calendar AI Sync have ads?

Neither Urmin nor Calendar AI Sync shows ads.

### Which is updated more often, Urmin or Calendar AI Sync?

Urmin ships an update every 3 weeks, and Calendar AI Sync every 4 weeks. Most recently, Urmin was updated on October 27, 2026 and Calendar AI Sync on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*